/* * (C) Copyright 2001 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ /* * * Configuration settings for the CU824 board. * */ /* ------------------------------------------------------------------------- */ /* * board/config.h - configuration options, board specific */ #ifndef __CONFIG_H #define __CONFIG_H /* * High Level Configuration Options * (easy to change) */ #define CONFIG_MPC824X 1 #define CONFIG_MPC8245 1 #define CONFIG_BMW 1 #define CONFIG_MISC_INIT_F 1 /* Use misc_init_f() */ #define CONFIG_BCM570x 1 /* Use Broadcom BCM570x Ethernet Driver */ #define CONFIG_TIGON3 1 #define CONFIG_CONS_INDEX 1 #define CONFIG_BAUDRATE 9600 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ #define CONFIG_BOOTCOMMAND "bootm FF820000" /* autoboot command */ #define CONFIG_BOOTDELAY 5 #define CFG_MAX_DOC_DEVICE 1 /* Only use Onboard TSOP-16MB device */ #define DOC_PASSIVE_PROBE 1 #define CFG_DOC_SUPPORT_2000 1 #define CFG_DOC_SUPPORT_MILLENNIUM 1 #define CFG_DOC_SHORT_TIMEOUT 1 #define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ CFG_CMD_DATE | \ CFG_CMD_DOC | \ CFG_CMD_ELF | \ 0 ) /* CFG_CMD_DOC required legacy NAND support */ #define CFG_NAND_LEGACY #if 0 #define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_DHCP | \ CFG_CMD_PCI | CFG_CMD_DOC | CFG_CMD_DATE) #define CONFIG_PCI 1 #define CONFIG_PCI_PNP 1 /* PCI plug-and-play */ #endif /* This must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include <cmd_confdefs.h> /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=>" /* Monitor Command Prompt */ #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ /* Print Buffer Size */ #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) #define CFG_MAXARGS 8 /* Max number of command args */ #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ #define CFG_LOAD_ADDR 0x00100000 /* Default load address */ /*----------------------------------------------------------------------- * Start addresses for the final memory configuration * (Set up by the startup code) * Please note that CFG_SDRAM_BASE _must_ start at 0 */ #define CFG_SDRAM_BASE 0x00000000 #define CFG_FLASH_BASE0_PRELIM 0xFFF00000 /* FLASH bank on RCS#0 */ #define CFG_FLASH_BASE1_PRELIM 0xFF800000 /* FLASH bank on RCS#1 */ #define CFG_FLASH_BASE CFG_MONITOR_BASE #define CFG_FLASH_BANKS { CFG_FLASH_BASE0_PRELIM , CFG_FLASH_BASE1_PRELIM } /* even though FLASHP_BASE is FF800000, with 4MB is RCS0, the * reset vector is actually located at FFB00100, but the 8245 * takes care of us. */ #define CFG_RESET_ADDRESS 0xFFF00100 #define CFG_EUMB_ADDR 0xFC000000 #define CFG_MONITOR_BASE TEXT_BASE #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CFG_MALLOC_LEN (2048 << 10) /* Reserve 2MB for malloc() */ #define CFG_MEMTEST_START 0x00004000 /* memtest works on */ #define CFG_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */ /* Maximum amount of RAM. */ #define CFG_MAX_RAM_SIZE 0x04000000 /* 0 .. 64 MB of (S)DRAM */ #if CFG_MONITOR_BASE >= CFG_FLASH_BASE #undef CFG_RAMBOOT #else #define CFG_RAMBOOT #endif /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area */ #define CFG_INIT_RAM_ADDR CFG_SDRAM_BASE + CFG_MONITOR_LEN #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET /* * Low Level Configuration Settings * (address mappings, register initial values, etc.) * You should know what you are doing if you make changes here. * For the detail description refer to the MPC8240 user's manual. */ #define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */ #define CFG_HZ 1000 #define CFG_ETH_DEV_FN 0x7800 #define CFG_ETH_IOBASE 0x00104000 /* Bit-field values for MCCR1. */ #define CFG_ROMNAL 0xf #define CFG_ROMFAL 0x1f #define CFG_DBUS_SIZE 0x3 /* Bit-field values for MCCR2. */ #define CFG_TSWAIT 0x5 /* Transaction Start Wait States timer */ #define CFG_REFINT 0x400 /* Refresh interval FIXME: was 0t430 */ /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. */ #define CFG_BSTOPRE 0 /* FIXME: was 192 */ /* Bit-field values for MCCR3. */ #define CFG_REFREC 2 /* Refresh to activate interval */ /* Bit-field values for MCCR4. */ #define CFG_PRETOACT 2 /* Precharge to activate interval FIXME: was 2 */ #define CFG_ACTTOPRE 5 /* Activate to Precharge interval FIXME: was 5 */ #define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */ #define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */ #define CFG_SDMODE_BURSTLEN 3 /* SDMODE Burst length */ #define CFG_ACTORW 0xa /* FIXME was 2 */ #define CFG_REGISTERD_TYPE_BUFFER 1 #define CFG_PGMAX 0x0 /* how long the 8240 reatins the currently accessed page in memory FIXME: was 0x32*/ #define CFG_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay - note bottom 3 bits MUST be 0 */ /* Memory bank settings. * Only bits 20-29 are actually used from these vales to set the * start/end addresses. The upper two bits will always be 0, and the lower * 20 bits will be 0x00000 for a start address, or 0xfffff for an end * address. Refer to the MPC8240 book. */ #define CFG_BANK0_START 0x00000000 #define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1) #define CFG_BANK0_ENABLE 1 #define CFG_BANK1_START 0x3ff00000 #define CFG_BANK1_END 0x3fffffff #define CFG_BANK1_ENABLE 0 #define CFG_BANK2_START 0x3ff00000 #define CFG_BANK2_END 0x3fffffff #define CFG_BANK2_ENABLE 0 #define CFG_BANK3_START 0x3ff00000 #define CFG_BANK3_END 0x3fffffff #define CFG_BANK3_ENABLE 0 #define CFG_BANK4_START 0x3ff00000 #define CFG_BANK4_END 0x3fffffff #define CFG_BANK4_ENABLE 0 #define CFG_BANK5_START 0x3ff00000 #define CFG_BANK5_END 0x3fffffff #define CFG_BANK5_ENABLE 0 #define CFG_BANK6_START 0x3ff00000 #define CFG_BANK6_END 0x3fffffff #define CFG_BANK6_ENABLE 0 #define CFG_BANK7_START 0x3ff00000 #define CFG_BANK7_END 0x3fffffff #define CFG_BANK7_ENABLE 0 #define CFG_ODCR 0xff #define CONFIG_PCI 1 /* Include PCI support */ #undef CONFIG_PCI_PNP /* PCI Memory space(s) */ #define PCI_MEM_SPACE1_START 0x80000000 #define PCI_MEM_SPACE2_START 0xfd000000 /* ROM Spaces */ #include "../board/bmw/bmw.h" /* BAT configuration */ #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) #define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) #define CFG_IBAT1L (0x70000000 | BATL_PP_10 | BATL_CACHEINHIBIT) #define CFG_IBAT1U (0x70000000 | BATU_BL_256M | BATU_VS | BATU_VP) #define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT) #define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) #define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT) #define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP) #define CFG_DBAT0L CFG_IBAT0L #define CFG_DBAT0U CFG_IBAT0U #define CFG_DBAT1L CFG_IBAT1L #define CFG_DBAT1U CFG_IBAT1U #define CFG_DBAT2L CFG_IBAT2L #define CFG_DBAT2U CFG_IBAT2U #define CFG_DBAT3L CFG_IBAT3L #define CFG_DBAT3U CFG_IBAT3U /* * For booting Linux, the board info and command line data * have to be in the first 8 MB of memory, since this is * the maximum mapped by the Linux kernel during initialization. */ #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ /* * FLASH organization */ #define CFG_MAX_FLASH_BANKS 0 /* Max number of flash banks */ #define CFG_MAX_FLASH_SECT 64 /* Max number of sectors per flash */ #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ /* * Warining: environment is not EMBEDDED in the U-Boot code. * It's stored in flash separately. */ #define CFG_ENV_IS_IN_NVRAM 1 #define CONFIG_ENV_OVERWRITE 1 #define CFG_NVRAM_ACCESS_ROUTINE 1 #define CFG_ENV_ADDR 0x7c004000 /* right at the start of NVRAM */ #define CFG_ENV_SIZE 0x1ff0 /* Size of the Environment - 8K */ #define CFG_ENV_OFFSET 0 /* starting right at the beginning */ /* * Cache Configuration */ #define CFG_CACHELINE_SIZE 32 #if (CONFIG_COMMANDS & CFG_CMD_KGDB) # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ #endif /* * Internal Definitions * * Boot Flags */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ #endif /* __CONFIG_H */